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3 channel ECG SM-3E electrocardiograph
SM-3E is a classical 12 leads 3 channel ECG machine with high sensitivity,built-in printer,case database management.Its stable performance makes it becomes popular in the medical industry for several years.
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ECG machine SM-301 3 channel portable ECG device
SM-301 is a most popular 12 leads 3 channel ECG machine with 7 inch touch screen, high sensitivity, built-in printer, complete digital filters, which can bring more accurate data to clinical diagnosis.
